﻿var CreatedOKLodop7766=null;

//====判断是否需要安装CLodop云打印服务器:====
function needCLodop(){
    try{
	var ua=navigator.userAgent;
	if (ua.match(/Windows\sPhone/i) !=null) return true;
	if (ua.match(/iPhone|iPod/i) != null) return true;
	if (ua.match(/Android/i) != null) return true;
	if (ua.match(/Edge\D?\d+/i) != null) return true;

	var verTrident=ua.match(/Trident\D?\d+/i);
	var verIE=ua.match(/MSIE\D?\d+/i);
	var verOPR=ua.match(/OPR\D?\d+/i);
	var verFF=ua.match(/Firefox\D?\d+/i);
	var x64=ua.match(/x64/i);
	if ((verTrident==null)&&(verIE==null)&&(x64!==null))
		return true; else
	if ( verFF !== null) {
		verFF = verFF[0].match(/\d+/);
		if ((verFF[0]>= 42)||(x64!==null)) return true;
	} else
	if ( verOPR !== null) {
		verOPR = verOPR[0].match(/\d+/);
		if ( verOPR[0] >= 32 ) return true;
	} else
	if ((verTrident==null)&&(verIE==null)) {
		var verChrome=ua.match(/Chrome\D?\d+/i);
		if ( verChrome !== null ) {
			verChrome = verChrome[0].match(/\d+/);
			if (verChrome[0]>=42) return true;
		};
	};
        return false;
    } catch(err) {return true;};
};

//====页面引用CLodop云打印必须的JS文件：====
if (needCLodop()) {
	var head = document.head || document.getElementsByTagName("head")[0] || document.documentElement;
	var oscript = document.createElement("script");
	oscript.src ="http://localhost:8000/CLodopfuncs.js?priority=1";
	head.insertBefore( oscript,head.firstChild );

	//引用双端口(8000和18000）避免其中某个被占用：
	oscript = document.createElement("script");
	oscript.src ="http://localhost:18000/CLodopfuncs.js?priority=0";
	head.insertBefore( oscript,head.firstChild );
};

//====获取LODOP对象的主过程：====
function getLodop(oOBJECT,oEMBED){
    var lodop32Exe = './assets/lodop/install_lodop32.exe',
        lodop64Exe = './assets/lodop/install_lodop64.exe',
        clodopExe = './assets/lodop/CLodop_Setup_for_Win32NT.exe';
    var strHtmInstall="<br>未安装打印控件！点击这里<a href='" + lodop32Exe + "' target='_self' calss='download'>下载安装</a>，安装后请刷新页面或重新进入。";
    var strHtmUpdate="<br>打印控件需要升级！点击这里<a href='" + lodop32Exe + "' target='_self' calss='download'>下载升级</a>，升级后请重新进入。";
    var strHtm64_Install="<br>未安装打印控件！点击这里<a href='" + lodop64Exe + "' target='_self' calss='download'>执行安装</a>，安装后请刷新页面或重新进入。";
    var strHtm64_Update="<br>打印控件需要升级！点击这里<a href='" + lodop64Exe + "' target='_self' calss='download'>下载升级</a>，升级后请重新进入。";
    var strHtmFireFox="<br><br>（注意：如曾安装过Lodop旧版附件npActiveXPLugin,请在【工具】->【附加组件】->【扩展】中先卸它）";
    var strHtmChrome="<br><br>(如果此前正常，仅因浏览器升级或重安装而出问题，需重新执行以上安装）";
    var strCLodopInstall="<br>未安装打印控件！点击这里<a href='" + clodopExe + "' target='_self' calss='download'>下载安装</a>，安装成功后请刷新页面。";
    var strCLodopUpdate="<br>打印控件需要升级！点击这里<a href='" + clodopExe + "' target='_self' calss='download'>下载升级</a>，升级成功后请刷新页面。";
    var LODOP;
    try{
        var isIE = (navigator.userAgent.indexOf('MSIE')>=0) || (navigator.userAgent.indexOf('Trident')>=0);
        if (needCLodop()) {
            try{ LODOP=getCLodop();} catch(err) {};
    	    if (!LODOP && document.readyState!=="complete") {
                alertMsg({msg: '打印服务还没准备好，请稍后再试！'});
                return;
            };
            if (!LODOP) {
                showDialog(strCLodopInstall);
                return;
            } else {
    	        if (CLODOP.CVERSION<"2.0.9.0") {
                    showDialog(strCLodopUpdate);
    			    // if (isIE) {
           //              document.write(strCLodopUpdate);
           //          } else {
           //              document.documentElement.innerHTML=strCLodopUpdate+document.documentElement.innerHTML;
           //          }
    		    };
    		    if (oEMBED && oEMBED.parentNode) oEMBED.parentNode.removeChild(oEMBED);
    		    if (oOBJECT && oOBJECT.parentNode) oOBJECT.parentNode.removeChild(oOBJECT);
    	    };
        } else {
            var is64IE  = isIE && (navigator.userAgent.indexOf('x64')>=0);
            //=====如果页面有Lodop就直接使用，没有则新建:==========
            if (oOBJECT!=undefined || oEMBED!=undefined) {
                if (isIE) LODOP=oOBJECT; else  LODOP=oEMBED;
            } else if (CreatedOKLodop7766==null){
                LODOP=document.createElement("object");
                LODOP.setAttribute("width",0);
                LODOP.setAttribute("height",0);
                LODOP.setAttribute("style","position:absolute;left:0px;top:-100px;width:0px;height:0px;");
                if (isIE) LODOP.setAttribute("classid","clsid:2105C259-1E0C-4534-8141-A753534CB4CA");
                else LODOP.setAttribute("type","application/x-print-lodop");
                document.documentElement.appendChild(LODOP);
                CreatedOKLodop7766=LODOP;
             } else LODOP=CreatedOKLodop7766;
            //=====Lodop插件未安装时提示下载地址:==========
            if ((LODOP==null)||(typeof(LODOP.VERSION)=="undefined")) {
                 if (navigator.userAgent.indexOf('Chrome')>=0) {
                    showDialog(strHtmChrome);
                     // document.documentElement.innerHTML=strHtmChrome+document.documentElement.innerHTML;
                 }
                 if (navigator.userAgent.indexOf('Firefox')>=0) {
                    showDialog(strHtmFireFox);
                     // document.documentElement.innerHTML=strHtmFireFox+document.documentElement.innerHTML;
                 }
                 if (is64IE) {
                    showDialog(strHtm64_Install);
                    // document.write(strHtm64_Install);
                } else if (isIE) {
                    showDialog(strHtmInstall);
                    // document.write(strHtmInstall);
                } else {
                    showDialog(strHtmInstall);
                    // document.documentElement.innerHTML=strHtmInstall+document.documentElement.innerHTML;
                }
                return LODOP;
            };
        };
        if (LODOP.VERSION<"6.2.1.5") {
            if (needCLodop())
            document.documentElement.innerHTML=strCLodopUpdate+document.documentElement.innerHTML; else
            if (is64IE) document.write(strHtm64_Update); else
            if (isIE) document.write(strHtmUpdate); else
            document.documentElement.innerHTML=strHtmUpdate+document.documentElement.innerHTML;
            return LODOP;
        };
        //===如下空白位置适合调用统一功能(如注册语句、语言选择等):===

        //===========================================================
        return LODOP;
    } catch(err) {
        // alert("getLodop出错:"+err);
        alertMsg({msg: '打印驱动异常：' + err});
    };
};

/**
 * 弹窗提示
 * @return {}
 */
function showDialog($msg) {
    alertMsg({
        title: '温馨提示',
        msg: $msg || '',
        iconIndex: 1,
        skin: 'layui-layer-zs layui-layer-zs-download',
        // area: ['510px', 'auto'],
        maxWidth: 545,
        closeBtn: 1,
        iconIndex: null,
        btn: ' ',
        callback: function() {
            window.location.reload();
        }
    });
    return false;
}

